Subversion Repositories freemyipod

#ifndef INCLUDED_tlsf

#define INCLUDED_tlsf

/*

** Two Level Segregated Fit memory allocator, version 1.9.

** Written by Matthew Conte, and placed in the Public Domain.

**	http://tlsf.baisoku.org

**

** Based on the original documentation by Miguel Masmano:

**	http://rtportal.upv.es/rtmalloc/allocators/tlsf/index.shtml

**

** Please see the accompanying Readme.txt for implementation

** notes and caveats.

**

** This implementation was written to the specification

** of the document, therefore no GPL restrictions apply.

*/

#include "../../global.h"

#include <stddef.h>

#if defined(__cplusplus)

extern "C" {

#endif

/* Create/destroy a memory pool. */

typedef void* tlsf_pool;

tlsf_pool tlsf_create(void* mem, size_t bytes);

void tlsf_destroy(tlsf_pool pool);

/* malloc/memalign/realloc/free replacements. */

void* tlsf_malloc(tlsf_pool pool, size_t bytes) ICODE_ATTR;

void* tlsf_memalign(tlsf_pool pool, size_t align, size_t bytes) ICODE_ATTR;

void* tlsf_realign(tlsf_pool pool, void* ptr, size_t align, size_t size) ICODE_ATTR;

void* tlsf_realloc(tlsf_pool pool, void* ptr, size_t size) ICODE_ATTR;

void tlsf_free(tlsf_pool pool, void* ptr) ICODE_ATTR;

/* Debugging. */

typedef void (*tlsf_walker)(void* ptr, size_t size, int used, void* user);

void tlsf_walk_heap(tlsf_pool pool, tlsf_walker walker, void* user);

/* Returns nonzero if heap check fails. */

int tlsf_check_heap(tlsf_pool pool);

/* Returns internal block size, not original request size */

size_t tlsf_block_size(void* ptr) ICODE_ATTR;

/* Overhead of per-pool internal structures. */

size_t tlsf_overhead() ICODE_ATTR;

#if defined(__cplusplus)

};

#endif

#endif